KR0130213Y1 - Refrigerant gas suction structure of hermetic electric compressor - Google Patents

Refrigerant gas suction structure of hermetic electric compressor Download PDF

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Publication number
KR0130213Y1
KR0130213Y1 KR2019950013310U KR19950013310U KR0130213Y1 KR 0130213 Y1 KR0130213 Y1 KR 0130213Y1 KR 2019950013310 U KR2019950013310 U KR 2019950013310U KR 19950013310 U KR19950013310 U KR 19950013310U KR 0130213 Y1 KR0130213 Y1 KR 0130213Y1
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South Korea
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refrigerant gas
suction
cylinder
inlet
pipe
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KR2019950013310U
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Korean (ko)
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KR970002197U (en
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이인섭
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구자홍
엘지전자주식회사
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027Pulsation and noise damping means
    • F04B39/0055Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
    • F04B39/0072Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes characterised by assembly or mounting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/12Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/123Fluid connections

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressor (AREA)

Abstract

본 고안은 밀폐형 전동압축기의 냉매가스 흡입구조에 관한 것으로, 종래에는 증발기에서 유입된 저온저압의 냉매가스가 유입되는 흡입파이프와 냉매가스를 실린더로 안내하는 흡입머플러의 유입관과의 연결이 단순기하학적 근접 설계구조로 되어 있어, 저온저압의 냉매가스가 흡입파이프에서 유입관으로 원활하게 유입되지 못하여 실린더 내에서의 압축되는 냉매량이 극대화되지 않아 압축기의 효율을 저하시키는 문제점이 있었는 바, 본 고안은 흡입파이프와, 흡입머플러내부로 유동하는 냉매가스의 유로를 나팔형으로 형성되고 탄성부재로 이루어진 유입부로 연결, 형성하여, 냉매가스의 유출을 억제하고 실린더내부로의 유입을 극대화함으로써 압축기의 효율을 향상시키고, 또한 작동이나 이동시 발생하는 진동으로 인한 흡입파이프와 유입부의 균열이나 파손은 탄성부재로 이루어진 유연부에 의해 억제할 수 있도록 한 것이다.The present invention relates to a refrigerant gas suction structure of a hermetic electric compressor, and in the related art, a connection between a suction pipe into which a low-temperature low-pressure refrigerant gas introduced from an evaporator flows and an inlet pipe of a suction muffler that guides the refrigerant gas to a cylinder are simple. Because of the proximity design structure, the low-temperature low-pressure refrigerant gas does not flow smoothly from the suction pipe to the inlet pipe, so the amount of refrigerant compressed in the cylinder is not maximized, thereby reducing the efficiency of the compressor. The pipe and the flow path of the refrigerant gas flowing into the suction muffler are connected and formed in the shape of a trumpet and made of an elastic member to suppress the flow of refrigerant gas and maximize the inflow into the cylinder, thereby improving the efficiency of the compressor. And suction pipes and inlets due to vibration generated during operation or movement. Cracks or breakage are to be suppressed by the flexible part made of an elastic member.

Description

밀폐형 전동압축기의 냉매가스 흡입구조Refrigerant gas suction structure of hermetic electric compressor

제1도는 일반적인 밀폐형 전동압축기를 도시한 단면도.1 is a cross-sectional view showing a general hermetic electric compressor.

제2도는 종래의 밀폐형 전동압축기의 냉매가스 흡입구조를 도시한 단면도.2 is a cross-sectional view showing a refrigerant gas suction structure of a conventional hermetic electric compressor.

제3도는 본 고안의 밀폐형 전동압축기의 냉매가스 흡입구조를 두시한 단면도.Figure 3 is a cross-sectional view showing a refrigerant gas suction structure of the hermetic electric compressor of the present invention.

제4도는 본 고안의 밀폐형 전동압축기의 냉매가스 흡입구조를 작동과정을 도시한 단면도.Figure 4 is a cross-sectional view showing the operation process of the refrigerant gas suction structure of the hermetic electric compressor of the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 밀폐용기 6 : 실린더1: sealed container 6: cylinder

8 : 흡입밸브 9 : 토출밸브8: suction valve 9: discharge valve

11 : 토출플레넘 12 : 흡입머플러11: discharge plenum 12: suction muffler

12a : 유입구 13 : 흡입파이프12a: inlet port 13: suction pipe

14 : 유입부14: inlet

본 고안은 밀폐형 전동압축기의 냉매가스 흡입구조에 관한 것으로, 증발기에서 유입된 저온저압의 냉매가스가 유입되는 흡입파이프와 냉매가스를 실린더로 안내하는 흡입머플러의 유입관과의 연결을 냉매가스가 원활하게 유입되도록 하는 밀폐형 전동압축기의 냉매가스 유입구조에 관한 것이다.The present invention relates to a refrigerant gas intake structure of a hermetic electric compressor, and the refrigerant gas is smoothly connected to the inlet pipe of the low temperature low pressure refrigerant gas introduced from the evaporator and the inlet pipe of the suction muffler to guide the refrigerant gas to the cylinder. It relates to a refrigerant gas inlet structure of the hermetic electric compressor to be introduced easily.

일반적인 밀폐형 전동압축기는, 제1도에 도시한 바와 같이, 압축기의 케이스를 이루는 밀폐용기(1)와, 상기 밀폐용기(1)의 내측에 설치되는 프레임(2)과, 상기 프레임(32)의 하측에 설치되는 고정자(3) 및 회전자(4)와, 상기 회전자(4)의 내경에 결합되고 일측단부에 편심부(5a)가 형성된 크랭크축(5)과, 상기 프레임(2)의 상측에 결합되는 실린더(6)와, 상기 크랭크축(5)의 편심부(5a)에 결합되어 상기 실린더(6) 내부를 왕복운동하는 피스톤(7) 등으로 구성되어 있다.A general hermetic electric compressor is, as shown in FIG. 1, a hermetically sealed container (1) forming a compressor case, a frame (2) provided inside the hermetic container (1), and the frame (32). A stator 3 and a rotor 4 installed at a lower side thereof, a crank shaft 5 coupled to an inner diameter of the rotor 4 and having an eccentric portion 5a formed at one end thereof, and the frame 2 It consists of a cylinder 6 coupled to the upper side and a piston 7 coupled to the eccentric portion 5a of the crankshaft 5 and reciprocating the inside of the cylinder 6.

그리고 상기 실린더(6)에는 냉매가스가 실린더(6)로 유입되고 유출되는 흡입밸브(2도; 8)와 토출밸브(2도; 9)가 설치되어 있다.The cylinder 6 is provided with an intake valve (2 degrees; 8) and a discharge valve (2 degrees; 9) through which refrigerant gas flows into and out of the cylinder (6).

상기한 바와 같은 밀폐형 전동압축기는 고정자(3)에 인가된 전원에 의해 회전자(4)가 회전하게 되면, 회전자(4)와 함께 끼워 맞춰진 크랭크축(5)이 회전하게 되며, 크랭크축(5)의 회전에 의해 크랭크축(5)의 편심부(5a)에 연결된 피스톤(7)이 편심에 의해 실린더(6) 내를 왕복운동하게 된다.When the rotor 4 is rotated by the power applied to the stator 3 as described above, the crank shaft 5 fitted together with the rotor 4 rotates, and the crank shaft ( The piston 7 connected to the eccentric portion 5a of the crankshaft 5 by the rotation of 5) reciprocates in the cylinder 6 by the eccentricity.

상기 피스톤(7)의 왕복운동으로 흡입밸브(2도; 8)를 통해 저온저압의 냉매가스가 실린더(6)에 유입되어 실린더(6) 내에서 압축되어 고온고압의 냉매가스가 되어 토출밸브(2도; 9)로 토출되어 냉동사이클내로 순환하게 된다.Refrigerant gas of low temperature and low pressure flows into the cylinder 6 through the suction valve (2 degrees; 8) by the reciprocating motion of the piston 7, and is compressed in the cylinder 6 to become a refrigerant gas of high temperature and high pressure discharge valve ( 2 degrees; 9) is circulated into the refrigeration cycle.

상기한 바와 같은 밀폐형 전동압축기에서 저온저압의 냉매가스가 실린더(6)로 유입되고, 실린더(6)에서 고온고압이 된 냉매가스가 토출되는 종래의 구조는 다음과 같다.In the hermetic electric compressor as described above, the low-temperature low-pressure refrigerant gas is introduced into the cylinder 6, and the conventional structure in which the high-temperature, high-pressure refrigerant gas is discharged from the cylinder 6 is as follows.

실린더(6)의 일측에 실린더(6) 내에서 만들어진 고온고압의 냉매가스가 토출되는 토출구(7a)와 토출밸브(9)가 설치되어 있고, 이어 토출밸브(9)에서 토출된 고온고압의 냉매가스를 토출관(10)으로 연결시켜주는 토출플레넘(11; Discharge Plenum)이 설치된다.On one side of the cylinder 6, a discharge port 7a and a discharge valve 9 for discharging the high temperature and high pressure refrigerant gas made in the cylinder 6 are provided, and then the high temperature and high pressure refrigerant discharged from the discharge valve 9 is provided. A discharge plenum 11 for connecting gas to the discharge tube 10 is installed.

그리고 실린더(6)의 타측에 실린더(6) 내에 냉매가스가 유입되는 흡입구(7b)와 흡입밸브(12)가 설치되어 있으며, 상기 흡입머플러(12)의 일측에는 냉매가스가 유입되는 유입구(12a)가 형성되어 있고, 상기 유입구(12a)에 직선관으로 연장된 유입관(13)이 형성되어 있다.On the other side of the cylinder 6, a suction port 7b and a suction valve 12 into which the refrigerant gas flows into the cylinder 6 are provided, and an inlet port 12a through which the refrigerant gas flows into one side of the suction muffler 12. ) Is formed, and an inlet pipe 13 extending in a straight tube is formed in the inlet 12a.

그리고 상기 흡입머플러(12)의 유입관(13)과 일직선상이되는 밀폐용기(1)에 증발기(미도시)에서 유출된 저온저압의 냉매가스가 압축기로 유입되는 흡입파이프(13)가 관통되어 설치되어 있고, 상기 흡입파이프(13)의 밀폐용기(1) 내에 위치하는 단부는 상기 흡입머플러(12)의 유입관(13)과 소정의 간격을 두고 설치된다.In addition, the suction pipe 13 through which the low-temperature low-pressure refrigerant gas flowing out of the evaporator (not shown) flows into the compressor is installed in the sealed container 1 in line with the inlet pipe 13 of the suction muffler 12. The end located in the sealed container 1 of the suction pipe 13 is provided at a predetermined distance from the inlet pipe 13 of the suction muffler 12.

상기한 바와 같은 구조는 냉공사이클의 과정중에서 증발기(미도시)의 과정을 거쳐 저온저압의 상태가 된 냉매가스가 흡입파이프(13)와 흡입머플러(12)의 유입관(13)을 통해 흡입머플러(12)로 유입된다.In the structure as described above, the refrigerant gas, which is in a state of low temperature and low pressure through a process of an evaporator (not shown) during the cold air cycle, is sucked through the inlet pipe 13 of the suction pipe 13 and the suction muffler 12. Flows into (12).

상기 흡입머플러(12)로 유입된 저온저압의 냉매가스는 흡입밸브(8)와 흡입구(7b)를 통해 실린더(6)로 유입되어 피스톤(7)에 의해 압축되는 고온고압의 냉매가스가 퇴어 토출구(7a)와 토출밸브(9)를 통해 토출되어 냉동사이클내로 순환하게 된다.The low temperature and low pressure refrigerant gas introduced into the suction muffler 12 is introduced into the cylinder 6 through the suction valve 8 and the suction port 7b, and the high temperature and high pressure refrigerant gas compressed by the piston 7 is discharged. It is discharged through 7a and the discharge valve 9 to circulate into the refrigeration cycle.

상기 흡입파이프(13)와 유입관(13)의 간격은 압축기내에 크랭크축(5)의 회전으로 인한 피스톤(7)의 압축과정에서 발생되는 진동이 밀폐용기(1)에 관통되어 설치되어 있는 흡입파이프(13)와 흡입머플러(12)에 전달되어 파손이나 균열을 발생하는 것을 방지하기 위하여 소정의 간격을 두고 있다.The interval between the suction pipe 13 and the inlet pipe 13 is a suction in which vibration generated in the compression process of the piston 7 due to the rotation of the crankshaft 5 penetrates the sealed container 1 in the compressor. The pipe 13 and the suction muffler 12 are delivered at predetermined intervals to prevent breakage or cracking.

그러나 상기한 바와 같은 구조는 증발기(미도시)에서 유입된 저온저압의 냉매가스가 유입되는 흡입파이프(13)와 냉매가스를 실린더(6)로 안내하는 흡입머플러(12)의 유입관(13)과의 연결이 단순기하학적 근접 설계구조로 되어 있어, 저온저압의 냉매가스가 흡입파이프(13)에서 유입관(13)으로 원활하게 유입되지 못하여 실린더(6) 내에서의 압축되는 냉매량이 극대화되지 않아 압축기의 효율을 저하시키는 문제점이 있었다.However, as described above, the inlet pipe 13 of the suction pipe 13 through which the refrigerant gas of low temperature and low pressure introduced from the evaporator (not shown) flows in and the refrigerant gas to the cylinder 6 is introduced. The low temperature and low pressure refrigerant gas does not flow smoothly into the inlet pipe 13 from the suction pipe 13, so the amount of refrigerant compressed in the cylinder 6 is not maximized. There was a problem of lowering the efficiency of the compressor.

따라서 본 고안의 목적은 증발기에서 유입된 저온저압의 냉매가스가 유입되는 흡입파이프와 냉매가스를 실린더로 안내하는 흡입머플러의 유입관과의 연결을 냉매가스가 원활하게 유입되도록 하는 밀폐형 전동압축기의 냉매 유입구조를 제공함에 있다.Therefore, an object of the present invention is a refrigerant of a hermetic electric compressor that allows the refrigerant gas to flow smoothly into the inlet pipe of the suction pipe that guides the refrigerant gas to the cylinder and the refrigerant pipe of the low temperature and low pressure introduced from the evaporator. To provide an inflow structure.

상기한 바와 같은 본 고안의 목적을 달성하기 위하여 실린더내 고온고압의 냉매가스가 토출되는 토출밸브와 연결되는 토출플레넘과, 실린더에 유입되는 저온저압의 냉매가스가 유입되는 흡입밸브와 연결되는 흡입머플러가 분리된 밀폐형 전동압축기에 있어서, 상기 흡입머플러의 내부로 냉매가스가 유입되는 유입구에 나팔형으로 형성된 탄성부재의 유입부를 형성하고, 밀폐용기에 관통, 설치되며 증발기에서 유출된 냉매가스가 유입되는 흡입파이프의 용기내출에 위치하는 단부를 확관하며, 상기 유입부를 상기 확관된 단부에 삽입하여 이루어짐을 특징으로 하는 밀폐형 전동압축기의 냉매유입구조가 제공된다.In order to achieve the object of the present invention as described above, the discharge plenum connected to the discharge valve for discharging the refrigerant gas of the high temperature and high pressure in the cylinder, the suction connected to the suction valve for the refrigerant gas of low temperature and low pressure flowing into the cylinder In the hermetic electric compressor, in which the muffler is separated, an inlet of a trumpet-shaped elastic member is formed at the inlet of the refrigerant gas into the suction muffler, and the refrigerant gas flowing through the sealed container and discharged from the evaporator is introduced. It is provided with a refrigerant inlet structure of a hermetic electric compressor, characterized in that the end of the suction pipe which is located in and out of the container, the inlet is inserted into the expanded end.

또한 상기 유입관의 단부와 확관된 흡입파이프의 내측면 사이에 간격이 형성되어 있는 것을 것함을 특징으로 하는 밀폐형 전동압축기의 냉매유입구조가 제공된다.In addition, there is provided a refrigerant inlet structure of a hermetic electric compressor, characterized in that a gap is formed between the end of the inlet pipe and the inner surface of the suction pipe.

이하 본 고안의 밀폐형 전동압축기의 냉매유입구조를 첨부도면에 도시한 실시예에 따라 설명하면 다음과 같다.Hereinafter, the refrigerant inlet structure of the hermetic electric compressor according to the present invention will be described according to the embodiment shown in the accompanying drawings.

본 고안의 밀폐형 전동압축기의 냉매유입구조는, 제3도에 도시한 바와 같이, 실린더(6)의 일측에 실린더(6) 내에서 만들어진 고온고압의 냉매가스가 토출되는 토출구(7a)가 토출밸브(9)가 설치되고, 이어 토출밸브(9)에서 토출된 고온고압의 냉매가스를 토출관(10)으로 연결시켜주는 토출플레넘(11)이 설치된다.As shown in FIG. 3, the refrigerant inlet structure of the hermetic electric compressor of the present invention has a discharge valve 7a for discharging the high temperature and high pressure refrigerant gas produced in the cylinder 6 on one side of the cylinder 6. (9) is provided, and then a discharge plenum (11) for connecting the high temperature and high pressure refrigerant gas discharged from the discharge valve (9) to the discharge tube (10) is provided.

그리고 실린더(6)의 타측에 실린더(6) 내에 냉매가스가 유입되는 흡입구(7b)와 흡입밸브(8)가 설치되고, 이어 냉매가스의 흡입소음을 감소시키는 흡입머플러(12)가 설치되며, 상기 흡입머플러(12)의 일측에는 냉매가스가 유입되는 유입구(12a)가 형성되고, 상기 유입구(12a)에 나팔형으로 이루어진 유입부(14)가 형성된다.And the other side of the cylinder 6 is provided with a suction port (7b) and the suction valve (8) for the refrigerant gas flows into the cylinder (6), and then a suction muffler (12) for reducing the suction noise of the refrigerant gas, One side of the suction muffler 12 is formed with an inlet 12a through which refrigerant gas flows, and an inlet 14 having a trumpet shape is formed in the inlet 12a.

그리고 상기 흡입머플러(12)의 유입부(14)와 일직선상이 되는 밀폐용기(1)에 증발기(미도시)에서 유출된 저온저압의 냉매가스가 압축기로 유입되는 흡입파이프(13')가 관통되어 설치되고, 상기 흡입파이프(13')의 밀폐용기(1) 내에 위치하는 단부(13'a)를 확관하여 상기 유입부(14)를 확관된 단부(13'a)에 삽입하여 이루어진다.In addition, the suction pipe 13 ′ through which the low-temperature low-pressure refrigerant gas flowing out of the evaporator (not shown) flows into the compressor into the sealed container 1 in line with the inlet portion 14 of the suction muffler 12. And an end portion 13'a positioned in the sealed container 1 of the suction pipe 13 'to insert the inlet portion 14 into the end portion 13'a.

상기 확관된 단부(13'a)에 삽입된 유입부(14)의 단부와 확관된 단부(13'a)의 내면은 소정의 간격, 바람직하게는 약 2mm의 간격을 두고 이격되며, 유입부(14)의 내경과 흡입파이프(13)의 내경은 같은 크기로 형성된다.The inner surface of the inlet portion 14'a inserted into the enlarged end 13'a and the inner surface of the enlarged end 13'a are spaced at a predetermined interval, preferably about 2 mm apart, and the inlet portion ( The inner diameter of 14 and the inner diameter of the suction pipe 13 are formed in the same size.

또한 상기 흡입머플러(12)는 내열성을 지닌 합성수지로 형성되며, 상기 탄성부재의 유입부(14)는 유연성이 있는 고무나 실리콘으로 함이 바람직하다.In addition, the suction muffler 12 is formed of a synthetic resin having heat resistance, the inlet portion 14 of the elastic member is preferably made of rubber or silicone with flexibility.

상기한 바와 같은 본 고안의 밀폐형 전동압축기 냉매가스흡입구조의 작용효과를 설명하면 다음과 같다.Referring to the operation and effect of the hermetic air compressor refrigerant gas suction structure of the present invention as described above are as follows.

본 고안의 밀폐형 전동압축기의 냉매가스 흡입구조는 냉동사이클의 과정 중에서 증발기(미도시)의 과정을 거쳐 저온저압의 상태가 된 냉매가스가 흡입파이프(13)와 흡입머플러(12)의 유입부(14)를 통해 흡입머플러(12)로 유입된다.The refrigerant gas suction structure of the hermetic electric compressor according to the present invention is a refrigerant gas which is in a state of low temperature and low pressure through a process of an evaporator (not shown) during a refrigeration cycle, and an inlet part of the suction pipe 13 and the suction muffler 12 ( 14 is introduced into the suction muffler (12).

상기 흡입머플러(12)로 유입된 저온저압의 냉매가스는 흡입밸브(8)와 흡입구(7b)를 통해 실린더(6)로 유압되어 피스톤(7)에 의해 압축되어 고온고압의 냉매가스가 되어 토출구(7a)와 토출밸브(9)를 통해 토출되어 냉동사이클내로 순환하게 된다.The low temperature low pressure refrigerant gas introduced into the suction muffler 12 is hydraulically supplied to the cylinder 6 through the suction valve 8 and the suction port 7b and compressed by the piston 7 to become a high temperature high pressure refrigerant gas. It is discharged through 7a and the discharge valve 9 to circulate into the refrigeration cycle.

상기 과정에서 냉매가스가 흡입파이프(13)를 통해 유입될 때, 제4도에 도시한 바와 같이, 흡입파이프(13)의 확관된 단부(13'a)에 삽입된 나팔형 유입부(14)의 단부가 냉매가스의 유입되는 힘에 의해 확개되어 흡입파이프(13)의 내면에 밀착되어 냉매의 유출을 억제할 뿐만 아니라 밀폐용기(1) 내부의 고온의 냉매가스가 유입되지 않고 흡입머플러(12)로 냉매가 유입된다.When the refrigerant gas flows in through the suction pipe 13 in the above process, as shown in FIG. 4, a trumpet-shaped inlet 14 inserted into the extended end 13 ′ a of the suction pipe 13 is provided. The end of is expanded by the force of the refrigerant gas is in close contact with the inner surface of the suction pipe 13 to suppress the outflow of the refrigerant, and the suction muffler 12 without the high temperature refrigerant gas inside the sealed container (1) Refrigerant flows into

그리고 냉매가스의 유입이 정지될 때는 유입부(14)의 탄성력에 의해 원상태로 복구된다.When the inflow of the refrigerant gas is stopped, it is restored to its original state by the elastic force of the inflow portion 14.

상기한 바와 같이 본 고안은 흡입파이프(13)와, 흡입머플러(12) 내부로 유동하는 냉매가스의 유로를 나팔형으로 형성되고 탄성부재로 이루어진 유입부(14)로 연결, 형성하여, 냉매가스의 유출을 억제하고 실린더(6) 내부로의 유입을 극대화함으로써 압축기의 효율을 향상시킬 수 있는 효과가 있다.As described above, the present invention connects and forms the suction pipe 13 and the flow path of the refrigerant gas flowing into the suction muffler 12 by an inlet portion 14 formed in a trumpet shape and made of an elastic member. By suppressing the outflow and maximizing the inflow into the cylinder 6 there is an effect that can improve the efficiency of the compressor.

또한 작동이나 이동시 발생하는 진동으로 인한 흡입파이프(13)와 유입부(14)의 균열이나 파손은 탄성부재로 이루어진 유입부(14)에 의해 억제된다.In addition, cracks or breakage of the suction pipe 13 and the inlet portion 14 due to vibration generated during operation or movement are suppressed by the inlet portion 14 made of an elastic member.

Claims (2)

실린더내 고온고압의 냉매가스가 토출되는 토출밸브와 연결되는 토출플레넘과, 실린더에 유입되는 저온저압의 냉매가스가 유입되는 흡입밸브와 연결되는 흡입머플러가 분리된 밀폐형 전동압축기에 있어서, 상기 흡입머플러의 내부로 냉매가스가 유입되는 유입구에 나팔형으로 형성된 탄성부재의 유입부를 형성하고, 밀폐용기에 관통, 설치되며 증발기에서 유출된 냉매가스가 유입되는 흡입파이프의 용기내측에 위치하는 단부를 확관하며, 상기 유입부를 상기 확관된 단부에 삽입하여 이루어짐을 특징으로 하는 밀폐형 전동압축기의 냉매가스 유입구조.In the hermetic electric compressor, a discharge plenum connected to a discharge valve for discharging high-temperature and high-pressure refrigerant gas in a cylinder and a suction muffler connected to a suction valve for entering a low-temperature / low-pressure refrigerant gas introduced into a cylinder are provided. The inlet of the elastic member formed in the shape of a trumpet is formed at the inlet of the refrigerant gas into the muffler, penetrated and installed in the sealed container, and the end portion located inside the container of the suction pipe into which the refrigerant gas discharged from the evaporator is introduced. And a refrigerant gas inlet structure of the hermetic electric compressor, wherein the inlet is inserted into the expanded end. 제1항에 있어서, 상기 유입관의 단부와 확관된 흡입파이프의 내측면 사이에 간격이 형성되어 있는 것을 특징으로 하는 밀폐형 전동압축기의 냉매가스 유입구조.The refrigerant gas inlet structure of a hermetic electric compressor according to claim 1, wherein a gap is formed between an end of the inlet pipe and an inner surface of the suction pipe.
KR2019950013310U 1995-06-13 1995-06-13 Refrigerant gas suction structure of hermetic electric compressor KR0130213Y1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100693155B1 (en) * 2000-11-17 2007-03-13 주식회사 엘지이아이 Refrigerant suction structure of hermetic compressor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100693155B1 (en) * 2000-11-17 2007-03-13 주식회사 엘지이아이 Refrigerant suction structure of hermetic compressor

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